Snooki Gives Philly the One Finger Salute

2/5/2010 12:08 PM PST BY TMZ STAFF

Snooki hit up a chicken wing eating contest in Philadelphia this morning -- but when the haters started booing the "Jersey Shore" star, she promptly told the whole city to cluck off with the flick of her little finger.

The whole thing went down at something called the Wing Bowl ... on live TV.